uqac-java-pigeon/src/com/rthoni/uqac/pigeon/Main.java

package com.rthoni.uqac.pigeon;

import javax.swing.*;

/**
 * Created by robin on 10/29/16.
 */
public class Main {

    static void initGui()
    {
        JFrame frame = new JFrame("Threads Over Pigeons");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        frame.pack();
        frame.setVisible(true);
    }

    public static void main(String... argv)
    {
        SwingUtilities.invokeLater(Main::initGui);
    }
}